Added Scryer Prolog

README.md

@@ -675,6 +675,8 @@ See also [Foreign Function Interface](https://doc.rust-lang.org/book/first-editi
   * [SSheldon/rust-objc](https://github.com/SSheldon/rust-objc) — Objective-C Runtime bindings and wrapper for Rust
 * PHP
   * [phper-framework/phper](https://github.com/phper-framework/phper) — The framework that allows us to write PHP extensions using pure and safe Rust whenever possible
+* Prolog
+  * [mthom/scryer-prolog](https://github.com/mthom/scryer-prolog/) — Scryer Prolog is a free software ISO Prolog system written in Rust
 * Python
   * [dgrunwald/rust-cpython](https://github.com/dgrunwald/rust-cpython) — Python bindings
   * [getsentry/milksnake](https://github.com/getsentry/milksnake) — extension for python setuptools that allows you to distribute dynamic linked libraries in Python wheels in the most portable way imaginable.